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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: MP2/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/aug-cc-pVDZ
 hartrees
Energy at 0K-153.400727
Energy at 298.15K-153.404840
Nuclear repulsion energy69.620246
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3789 3634 43.69      
2 A' 3309 3173 5.58      
3 A' 3251 3117 3.93      
4 A' 3192 3061 3.85      
5 A' 1690 1621 151.85      
6 A' 1441 1381 16.18      
7 A' 1348 1293 5.76      
8 A' 1315 1261 2.79      
9 A' 1110 1065 175.14      
10 A' 948 909 14.23      
11 A' 482 462 12.02      
12 A" 980 940 43.94      
13 A" 820 787 52.69      
14 A" 706 677 1.55      
15 A" 442 424 89.93      

Unscaled Zero Point Vibrational Energy (zpe) 12411.6 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 11902.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/aug-cc-pVDZ
ABC
1.97624 0.34519 0.29386

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.226 -0.116 0.000
C2 0.000 0.448 0.000
O3 -1.206 -0.210 0.000
H4 1.368 -1.200 0.000
H5 2.106 0.526 0.000
H6 -0.150 1.530 0.000
H7 -1.035 -1.165 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.34942.43371.09351.08972.14492.4928
C21.34941.37372.14172.10791.09221.9162
O32.43371.37372.75763.39322.03530.9694
H41.09352.14172.75761.87763.12332.4037
H51.08972.10793.39321.87762.46933.5679
H62.14491.09222.03533.12332.46932.8361
H72.49281.91620.96942.40373.56792.8361

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.690 C1 C2 H6 122.569
C2 C1 H4 122.145 C2 C1 H5 119.212
C2 O3 H7 108.499 O3 C2 H6 110.741
H4 C1 H5 118.643
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability